﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 策略_工厂
{
    /// <summary>
    /// 价格策略接口
    /// </summary>
    internal interface IStrategy
    {
        /// <summary>
        /// 计算价格
        /// </summary>
         double CalculatePrice(IOrder order);
    }
}
